A class containing basic methods for the decomposition process. More...

#include <Decomposition_Base.h>

Inheritance diagram for Decomposition_Base:

Public Member Functions
void	add_adaptive (int target_qbit, int control_qbit)
	Append a Adaptive gate to the list of gates. More...

void	add_adaptive_to_front (int target_qbit, int control_qbit)
	Add a Adaptive gate to the front of the list of gates. More...

void	add_ch (int target_qbit, int control_qbit)
	Append a CH gate (i.e. More...

void	add_ch_to_front (int target_qbit, int control_qbit)
	Add a CH gate (i.e. More...

void	add_child (Gate *child)
	Call to add a child gate to the current gate. More...

void	add_cnot (int target_qbit, int control_qbit)
	Append a CNOT gate gate to the list of gates. More...

void	add_cnot_to_front (int target_qbit, int control_qbit)
	Add a C_NOT gate gate to the front of the list of gates. More...

void	add_composite ()
	Append a Composite gate to the list of gates. More...

void	add_composite_to_front ()
	Add a Composite gate to the front of the list of gates. More...

void	add_cr (int target_qbit, int control_qbit)
	Append a CR gate to the list of gates. More...

void	add_cr_to_front (int target_qbit, int control_qbit)
	Add a CR gate to the front of the list of gates. More...

void	add_crot (int target_qbit, int control_qbit)
	Append a CROT gate gate to the list of gates. More...

void	add_crot_to_front (int target_qbit, int control_qbit)
	Add a CROT gate gate to the front of the list of gates. More...

void	add_cry (int target_qbit, int control_qbit)
	Append a CRY gate to the list of gates. More...

void	add_cry_to_front (int target_qbit, int control_qbit)
	Add a CRY gate to the front of the list of gates. More...

void	add_cz (int target_qbit, int control_qbit)
	Append a CZ gate gate to the list of gates. More...

void	add_cz_nu (int target_qbit, int control_qbit)
	Append a CZ_NU gate to the list of gates. More...

void	add_cz_nu_to_front (int target_qbit, int control_qbit)
	Add a CZ_NU gate to the front of the list of gates. More...

void	add_cz_to_front (int target_qbit, int control_qbit)
	Add a CZ gate gate to the front of the list of gates. More...

void	add_gate (Gate *gate)
	Append a general gate to the list of gates. More...

void	add_gate_nums (std::map< std::string, int > &gate_nums)
	Call to add the number of the individual gate types in the circuit to the map given in the argument. More...

void	add_gate_to_front (Gate *gate)
	Add an gate to the front of the list of gates. More...

void	add_gates (std::vector< Gate *> gates_in)
	Append a list of gates to the list of gates. More...

void	add_gates_to_front (std::vector< Gate *> gates_in)
	Add an array of gates to the front of the list of gates. More...

void	add_h (int target_qbit)
	Append a Hadamard gate to the list of gates. More...

void	add_h_to_front (int target_qbit)
	Add a Hadamard gate to the front of the list of gates. More...

void	add_on ()
	Append a ON gate to the list of gates. More...

void	add_on_to_front ()
	Add a OUN gate to the front of the list of gates. More...

void	add_parent (Gate *parent)
	Call to add a parent gate to the current gate. More...

void	add_r (int target_qbit)
	Append a R gate to the list of gates. More...

void	add_r_to_front (int target_qbit)
	Add a R gate to the front of the list of gates. More...

void	add_rx (int target_qbit)
	Append a RX gate to the list of gates. More...

void	add_rx_to_front (int target_qbit)
	Add a RX gate to the front of the list of gates. More...

void	add_ry (int target_qbit)
	Append a RY gate to the list of gates. More...

void	add_ry_to_front (int target_qbit)
	Add a RY gate to the front of the list of gates. More...

void	add_rz (int target_qbit)
	Append a RZ gate to the list of gates. More...

void	add_rz_to_front (int target_qbit)
	Add a RZ gate to the front of the list of gates. More...

void	add_sx (int target_qbit)
	Append a SX gate to the list of gates. More...

void	add_sx_to_front (int target_qbit)
	Add a SX gate to the front of the list of gates. More...

void	add_syc (int target_qbit, int control_qbit)
	Append a Sycamore gate (i.e. More...

void	add_syc_to_front (int target_qbit, int control_qbit)
	Add a Sycamore gate (i.e. More...

void	add_t (int target_qbit)
	Append a T gate to the list of gates. More...

void	add_t_to_front (int target_qbit)
	Add a T gate to the front of the list of gates. More...

void	add_tdg (int target_qbit)
	Append a Tdg gate to the list of gates. More...

void	add_tdg_to_front (int target_qbit)
	Add a Tdg gate to the front of the list of gates. More...

void	add_u1 (int target_qbit)
	Append a U1 gate to the list of gates. More...

void	add_u1_to_front (int target_qbit)
	Add a U1 gate to the front of the list of gates. More...

void	add_u2 (int target_qbit)
	Append a U2 gate to the list of gates. More...

void	add_u2_to_front (int target_qbit)
	Add a U2 gate to the front of the list of gates. More...

void	add_u3 (int target_qbit)
	Append a U3 gate to the list of gates. More...

void	add_u3_to_front (int target_qbit)
	Add a U3 gate to the front of the list of gates. More...

void	add_un ()
	Append a UN gate to the list of gates. More...

void	add_un_to_front ()
	Add a UN gate to the front of the list of gates. More...

void	add_x (int target_qbit)
	Append a X gate to the list of gates. More...

void	add_x_to_front (int target_qbit)
	Add a X gate to the front of the list of gates. More...

void	add_y (int target_qbit)
	Append a Y gate to the list of gates. More...

void	add_y_to_front (int target_qbit)
	Add a Y gate to the front of the list of gates. More...

void	add_z (int target_qbit)
	Append a Z gate to the list of gates. More...

void	add_z_to_front (int target_qbit)
	Add a Z gate to the front of the list of gates. More...

virtual std::vector< Matrix >	apply_derivate_to (Matrix_real &parameters_mtx, Matrix &input, int parallel)
	Call to evaluate the derivate of the circuit on an inout with respect to all of the free parameters. More...

virtual void	apply_from_right (Matrix_real &parameters_mtx, Matrix &input)
	Call to apply the gate on the input array/matrix by input*CNOT. More...

virtual void	apply_from_right (Matrix &input)
	Call to apply the gate on the input array/matrix by input*Gate. More...

Matrix	apply_gate (Matrix &gate_mtx, Matrix &input_matrix)
	Apply an gates on the input matrix. More...

void	apply_global_phase_factor (QGD_Complex16 global_phase_factor, Matrix &u3_gate)
	Call to apply the global phase to a matrix. More...

void	apply_global_phase_factor ()
	Call to apply the current global phase to the unitary matrix. More...

virtual void	apply_to (Matrix_real &parameters_mtx, Matrix &input, int parallel=0)
	Call to apply the gate on the input array/matrix Gates_block*input. More...

virtual void	apply_to (Matrix &input, int parallel)
	Call to apply the gate on the input array/matrix. More...

void	apply_to_list (Matrix_real &parameters, std::vector< Matrix > &inputs, int parallel)
	Call to apply the gate on the input array/matrix by U3*input. More...

virtual void	apply_to_list (std::vector< Matrix > &inputs, int parallel)
	Call to apply the gate on a list of inputs. More...

virtual Matrix	calc_one_qubit_u3 (double Theta, double Phi, double Lambda)
	Calculate the matrix of a U3 gate gate corresponding to the given parameters acting on a single qbit space. More...

virtual Matrix	calc_one_qubit_u3 ()
	Calculate the matrix of the constans gates. More...

void	calculate_new_global_phase_factor (QGD_Complex16 global_phase_factor_new)
	Calculate the new global phase of the Unitary matrix after removing a trivial U3 matrix. More...

bool	check_optimization_solution ()
	check_optimization_solution More...

void	clear_children ()
	Call to erase data on children. More...

void	clear_parents ()
	Call to erase data on parents. More...

virtual Gates_block *	clone ()
	Create a clone of the present class. More...

void	combine (Gates_block *op_block)
	Call to append the gates of an gate block to the current block. More...

bool	contains_adaptive_gate ()
	Call to determine, whether the circuit contains daptive gate or not. More...

bool	contains_adaptive_gate (int idx)
	Call to determine, whether the sub-circuit at a given position in the circuit contains daptive gate or not. More...

Gates_block *	create_remapped_circuit (const std::map< int, int > &qbit_map)
	Call to create a new circuit with remapped qubits. More...

Gates_block *	create_remapped_circuit (const std::map< int, int > &qbit_map, const int qbit_num_)
	Call to create a new circuit with remapped qubits. More...

	Decomposition_Base ()
	Nullary constructor of the class. More...

	Decomposition_Base (Matrix Umtx_in, int qbit_num_in, std::map< std::string, Config_Element > &config_in, guess_type initial_guess_in)
	Contructor of the class. More...

void	determine_children (Gate *gate)
	Call to obtain the child gates in the circuit. More...

void	determine_parents (Gate *gate)
	Call to obtain the parent gates in the circuit. More...

void	export_unitary (std::string &filename)
	exports unitary matrix to binary file More...

int	extract_gates (Gates_block *op_block)
	Call to extract the gates stored in the class. More...

virtual Matrix_real	extract_parameters (Matrix_real &parameters)
	Call to extract parameters from the parameter array corresponding to the circuit, in which the gate is embedded. More...

void	fragment_circuit ()

std::vector< Gate * >	get_children ()
	Call to get the children of the current gate. More...

int	get_control_qbit ()
	Call to get the index of the control qubit. More...

double	get_current_minimum ()
	Call to get the obtained minimum of the cost function. More...

Matrix	get_decomposed_matrix ()
	Calculate the decomposed matrix resulted by the effect of the optimized gates on the unitary Umtx. More...

double	get_decomposition_error ()
	Call to get the error of the decomposition. More...

Gates_block *	get_flat_circuit ()
	Method to generate a flat circuit. More...

Gate *	get_gate (int idx)
	Call to get the gates stored in the class. More...

int	get_gate_num ()
	Call to get the number of gates grouped in the class. More...

std::map< std::string, int >	get_gate_nums ()
	Call to get the number of the individual gate types in the list of gates. More...

std::vector< Gate * >	get_gates ()
	Call to get the gates stored in the class. More...

QGD_Complex16	get_global_phase_factor ()
	Get the global phase of the Unitary matrix. More...

std::vector< int >	get_involved_qubits ()
	Call to get the qubits involved in the gates stored in the block of gates. More...

Matrix	get_matrix (Matrix_real &parameters)
	Call to retrieve the gate matrix (Which is the product of all the gate matrices stored in the gate block) More...

Matrix	get_matrix (Matrix_real &parameters, int parallel)
	Call to retrieve the gate matrix (Which is the product of all the gate matrices stored in the gate block) More...

virtual Matrix	get_matrix ()
	Call to retrieve the operation matrix. More...

virtual Matrix	get_matrix (int parallel)
	Call to retrieve the operation matrix. More...

std::string	get_name ()
	Call to get the name label of the gate. More...

Matrix_real	get_optimized_parameters ()
	Call to get the optimized parameters. More...

void	get_optimized_parameters (double *ret)
	Call to get the optimized parameters. More...

int	get_parallel_configuration ()
	Get the parallel configuration from the config. More...

void	get_parameter_max (Matrix_real &range_max)

int	get_parameter_num ()
	Call to get the number of free parameters. More...

int	get_parameter_start_idx ()
	Call to get the starting index of the parameters in the parameter array corresponding to the circuit in which the current gate is incorporated. More...

std::vector< Gate * >	get_parents ()
	Call to get the parents of the current gate. More...

std::string	get_project_name ()
	Call to get the current name of the project. More...

int	get_qbit_num ()
	Call to get the number of qubits composing the unitary. More...

Matrix	get_reduced_density_matrix (Matrix_real &parameters_mtx, Matrix &input_state, matrix_base< int > &qbit_list_subset)
	Call to evaluate the reduced densiy matrix. More...

double	get_second_Renyi_entropy (Matrix_real &parameters_mtx, Matrix &input_state, matrix_base< int > &qbit_list)
	Call to evaluate the seconf RÃ©nyi entropy. More...

int	get_target_qbit ()
	Call to get the index of the target qubit. More...

gate_type	get_type ()
	Call to get the type of the operation. More...

Matrix	get_Umtx ()
	Call to retrive a pointer to the unitary to be transformed. More...

int	get_Umtx_size ()
	Call to get the size of the unitary to be transformed. More...

Matrix	import_unitary_from_binary (std::string &filename)
	Import a Unitary matrix from a file. More...

void	insert_gate (Gate *gate, int idx)
	Call to insert a gate at a given position. More...

void	list_gates (int start_index)
	Call to print the gates decomposing the initial unitary. More...

void	list_gates (const Matrix_real &parameters, int start_index)
	Call to print the list of gates stored in the block of gates for a specific set of parameters. More...

virtual double	optimization_problem (const double *parameters)
	This is an abstact definition of function giving the cost functions measuring the entaglement of the qubits. More...

virtual void	parameters_for_calc_one_qubit (double &ThetaOver2, double &Phi, double &Lambda)
	Calculate the matrix of a U3 gate gate corresponding to the given parameters acting on a single qbit space. More...

void	print (const std::stringstream &sstream, int verbose_level=1) const
	Call to print output messages in the function of the verbosity level. More...

void	release_gate (int idx)
	Call to release one gate in the list. More...

void	release_gates ()
	Call to release the stored gates. More...

void	reorder_qubits (std::vector< int > qbit_list)
	Call to reorder the qubits in the matrix of the gate. More...

void	reset_dependency_graph ()
	Method to reset the dependency graph of the gates in the circuit. More...

void	reset_parameter_start_indices ()
	Method to reset the parameter start indices of gate operations incorporated in the circuit. More...

void	set_children (std::vector< Gate *> &children_)
	Call to set the children of the current gate. More...

void	set_control_qbit (int control_qbit_in)
	Call to set the control qubit for the gate operation. More...

void	set_convergence_threshold (double convergence_threshold_in)
	Call to set the threshold of convergence in the optimization processes. More...

void	set_debugfile (std::string debugfile)
	Call to set the debugfile name. More...

void	set_global_phase (double new_global_phase)
	Call to set global phase. More...

int	set_iteration_loops (int n, int iteration_loops_in)
	Set the number of iteration loops during the subdecomposition of the n-th qubit. More...

int	set_iteration_loops (std::map< int, int > iteration_loops_in)
	Set the number of iteration loops during the subdecomposition of the qbit-th qubit. More...

void	set_matrix (Matrix input)
	Call to set the stored matrix in the operation. More...

void	set_max_iteration (int max_outer_iterations_in)
	Call to set the maximal number of the iterations in the optimization process. More...

int	set_max_layer_num (int n, int max_layer_num_in)
	Set the maximal number of layers used in the subdecomposition of the n-th qubit. More...

int	set_max_layer_num (std::map< int, int > max_layer_num_in)
	Set the maximal number of layers used in the subdecomposition of the n-th qubit. More...

void	set_optimization_blocks (int optimization_block_in)
	Call to set the number of gate blocks to be optimized in one shot. More...

void	set_optimization_tolerance (double tolerance_in)
	Call to set the tolerance of the optimization processes. More...

void	set_optimized_parameters (double *parameters, int num_of_parameters)
	Call to set the optimized parameters for initial optimization. More...

void	set_parameter_start_idx (int start_idx)
	Call to set the starting index of the parameters in the parameter array corresponding to the circuit in which the current gate is incorporated. More...

void	set_parents (std::vector< Gate *> &parents_)
	Call to set the parents of the current gate. More...

void	set_project_name (std::string &project_name_new)
	Call to set the name of the project. More...

void	set_qbit_num (int qbit_num_in)
	Set the number of qubits spanning the matrix of the gates stored in the block of gates. More...

void	set_target_qbit (int target_qbit_in)
	Call to set the target qubit for the gate operation. More...

void	set_verbose (int verbose_in)
	Call to set the verbose attribute. More...

virtual void	solve_layer_optimization_problem (int num_of_parameters, Matrix_real solution_guess_gsl)
	Abstarct function to be used to solve a single sub-layer optimization problem. More...

void	solve_optimization_problem (double *solution_guess, int solution_guess_num)
	This method can be used to solve the main optimization problem which is devidid into sub-layer optimization processes. More...

virtual	~Decomposition_Base ()
	Destructor of the class. More...

Static Public Member Functions
static void	Init_max_layer_num ()
	Initializes default layer numbers. More...

Public Attributes
std::map< std::string, Config_Element >	config
	config metadata utilized during the optimization More...

bool	debug
	Logical variable. Set true to write output messages to the 'debug.txt' file. More...

std::string	debugfile_name
	String variable. Set the debug file name. More...

QGD_Complex16	global_phase_factor
	The global phase. More...

int	optimization_block
	number of gate blocks used in one shot of the optimization process More...

double	optimization_tolerance
	The maximal allowed error of the optimization problem (The error of the decomposition would scale with the square root of this value) More...

std::string	project_name
	the name of the project More...

int	verbose
	Set the verbosity level of the output messages. More...

Static Public Attributes
static std::map< int, int >	max_layer_num_def
	A map of <int n: int num> indicating that how many layers should be used in the subdecomposition process by default for the subdecomposing of the nth qubits. More...

Protected Member Functions
void	apply_kernel_from_right (Matrix &u3_1qbit, Matrix &input)
	Call to apply the gate kernel on the input state or unitary from right (no AVX support) More...

void	apply_kernel_to (Matrix &u3_1qbit, Matrix &input, bool deriv=false, int parallel=0)
	Call to apply the gate kernel on the input state or unitary with optional AVX support. More...

Protected Attributes
std::vector< int >	block_end

std::vector< int >	block_type

std::vector< Gate * >	children
	list of child gates to be applied after this current gate More...

int	control_qbit
	The index of the qubit which acts as a control qubit (control_qbit >= 0) in controlled operations. More...

double	convergence_threshold
	The convergence threshold in the optimization process. More...

double	current_minimum
	The current minimum of the optimization problem. More...

double	decomposition_error
	error of the final decomposition More...

bool	decomposition_finalized
	The optimized parameters for the gates. More...

int	finalizing_gates_num
	number of finalizing (deterministic) opertaions rotating the disentangled qubits into state \|0>. More...

int	finalizing_parameter_num
	the number of the finalizing (deterministic) parameters of gates rotating the disentangled qubits into state \|0>. More...

int	fragmentation_type

bool	fragmented
	boolean variable indicating whether the circuit was already partitioned or not More...

std::vector< Gate * >	gates
	The list of stored gates. More...

std::mt19937	gen
	Standard mersenne_twister_engine seeded with rd() More...

double	global_target_minimum
	The global target minimum of the optimization problem. More...

guess_type	initial_guess
	type to guess the initial values for the optimization. Possible values: ZEROS=0, RANDOM=1, CLOSE_TO_ZERO=2 More...

std::vector< std::vector< int > >	involved_qbits

std::map< int, int >	iteration_loops
	A map of <int n: int num> indicating the number of iteration in each step of the decomposition. More...

int	layer_num
	number of gate layers More...

int	matrix_size
	The size N of the NxN matrix associated with the operations. More...

int	max_fusion
	maximal number of qubits in partitions More...

std::map< int, int >	max_layer_num
	A map of <int n: int num> indicating that how many layers should be used in the subdecomposition process for the subdecomposing of the nth qubits. More...

int	max_outer_iterations
	Maximal number of iterations allowed in the optimization process. More...

std::string	name
	A string labeling the gate operation. More...

int	num_threads
	Store the number of OpenMP threads. (During the calculations OpenMP multithreading is turned off.) More...

bool	optimization_problem_solved
	logical value describing whether the optimization problem was solved or not More...

Matrix_real	optimized_parameters_mtx
	The optimized parameters for the gates. More...

int	parameter_num
	the number of free parameters of the operation More...

int	parameter_start_idx
	the index in the parameter array (corrensponding to the encapsulated circuit) where the gate parameters begin (if gates are placed into a circuit a single parameter array is used to execute the whole circuit) More...

std::vector< Gate * >	parents
	list of parent gates to be applied in the circuit prior to this current gate More...

int	qbit_num
	number of qubits spanning the matrix of the operation More...

int	target_qbit
	The index of the qubit on which the operation acts (target_qbit >= 0) More...

gate_type	type
	The type of the operation (see enumeration gate_type) More...

Matrix	Umtx
	The unitary to be decomposed. More...

Detailed Description

A class containing basic methods for the decomposition process.

Definition at line 87 of file Decomposition_Base.h.

Constructor & Destructor Documentation

◆ Decomposition_Base() [1/2]

Decomposition_Base::Decomposition_Base ( )

Nullary constructor of the class.

Returns: An instance of the class

Definition at line 34 of file Decomposition_Base.cpp.

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◆ Decomposition_Base() [2/2]

Decomposition_Base::Decomposition_Base	(	Matrix	Umtx_in,
		int	qbit_num_in,
		std::map< std::string, Config_Element > &	config_in,
		guess_type	initial_guess_in = `CLOSE_TO_ZERO`
	)

Contructor of the class.

Constructor of the class.

Parameters

Umtx_in	The unitary matrix to be decomposed
qbit_num_in	The number of qubits spanning the unitary to be decomposed.
initial_guess_in	Type to guess the initial values for the optimization. Possible values: ZEROS=0, RANDOM=1, CLOSE_TO_ZERO=2

Returns: An instance of the class

Definition at line 117 of file Decomposition_Base.cpp.

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◆ ~Decomposition_Base()

Decomposition_Base::~Decomposition_Base ( )

virtual

Destructor of the class.

Definition at line 208 of file Decomposition_Base.cpp.

Member Function Documentation

◆ add_adaptive()

void Gates_block::add_adaptive	(	int	target_qbit,
		int	control_qbit
	)

inherited

Append a Adaptive gate to the list of gates.

Parameters

target_qbit	The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)
control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1577 of file Gates_block.cpp.

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◆ add_adaptive_to_front()

void Gates_block::add_adaptive_to_front	(	int	target_qbit,
		int	control_qbit
	)

inherited

Add a Adaptive gate to the front of the list of gates.

Parameters

target_qbit	The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)
control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1592 of file Gates_block.cpp.

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◆ add_ch()

void Gates_block::add_ch	(	int	target_qbit,
		int	control_qbit
	)

inherited

Append a CH gate (i.e.

controlled Hadamard gate) gate to the list of gates

Parameters

control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)
target_qbit	The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)

controlled Hadamard gate) operation to the list of gates

Parameters

control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)
target_qbit	The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1438 of file Gates_block.cpp.

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◆ add_ch_to_front()

void Gates_block::add_ch_to_front	(	int	target_qbit,
		int	control_qbit
	)

inherited

Add a CH gate (i.e.

controlled Hadamard gate) gate to the front of the list of gates

Parameters

control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)
target_qbit	The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)

controlled Hadamard gate) operation to the front of the list of gates

Parameters

control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)
target_qbit	The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1455 of file Gates_block.cpp.

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◆ add_child()

void Gate::add_child ( Gate * child )

inherited

Call to add a child gate to the current gate.

Parameters

child The parent gate of the current gate.

Definition at line 426 of file Gate.cpp.

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◆ add_cnot()

void Gates_block::add_cnot	(	int	target_qbit,
		int	control_qbit
	)

inherited

Append a CNOT gate gate to the list of gates.

Append a C_NOT gate operation to the list of gates.

Parameters

control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)
target_qbit	The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1124 of file Gates_block.cpp.

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◆ add_cnot_to_front()

void Gates_block::add_cnot_to_front	(	int	target_qbit,
		int	control_qbit
	)

inherited

Add a C_NOT gate gate to the front of the list of gates.

Add a C_NOT gate operation to the front of the list of gates.

Parameters

control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)
target_qbit	The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1141 of file Gates_block.cpp.

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◆ add_composite()

void Gates_block::add_composite ( )

inherited

Append a Composite gate to the list of gates.

Definition at line 1548 of file Gates_block.cpp.

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◆ add_composite_to_front()

void Gates_block::add_composite_to_front ( )

inherited

Add a Composite gate to the front of the list of gates.

Definition at line 1560 of file Gates_block.cpp.

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◆ add_cr()

void Gates_block::add_cr	(	int	target_qbit,
		int	control_qbit
	)

inherited

Append a CR gate to the list of gates.

Parameters

target_qbit	The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)
control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 998 of file Gates_block.cpp.

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◆ add_cr_to_front()

void Gates_block::add_cr_to_front	(	int	target_qbit,
		int	control_qbit
	)

inherited

Add a CR gate to the front of the list of gates.

Parameters

target_qbit	The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)
control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1014 of file Gates_block.cpp.

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◆ add_crot()

void Gates_block::add_crot	(	int	target_qbit,
		int	control_qbit
	)

inherited

Append a CROT gate gate to the list of gates.

Append a CROT gate to the list of gates.

Parameters

control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)
target_qbit	The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)
target_qbit	The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)
control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1030 of file Gates_block.cpp.

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◆ add_crot_to_front()

void Gates_block::add_crot_to_front	(	int	target_qbit,
		int	control_qbit
	)

inherited

Add a CROT gate gate to the front of the list of gates.

Add a CROT gate to the front of the list of gates.

Parameters

control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)
target_qbit	The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)
target_qbit	The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)
control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1046 of file Gates_block.cpp.

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◆ add_cry()

void Gates_block::add_cry	(	int	target_qbit,
		int	control_qbit
	)

inherited

Append a CRY gate to the list of gates.

Parameters

target_qbit	The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)
control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 967 of file Gates_block.cpp.

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◆ add_cry_to_front()

void Gates_block::add_cry_to_front	(	int	target_qbit,
		int	control_qbit
	)

inherited

Add a CRY gate to the front of the list of gates.

Parameters

target_qbit	The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)
control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 983 of file Gates_block.cpp.

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◆ add_cz()

void Gates_block::add_cz	(	int	target_qbit,
		int	control_qbit
	)

inherited

Append a CZ gate gate to the list of gates.

Append a CZ gate operation to the list of gates.

Parameters

control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)
target_qbit	The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1159 of file Gates_block.cpp.

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◆ add_cz_nu()

void Gates_block::add_cz_nu	(	int	target_qbit,
		int	control_qbit
	)

inherited

Append a CZ_NU gate to the list of gates.

Parameters

target_qbit	The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)
control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1061 of file Gates_block.cpp.

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◆ add_cz_nu_to_front()

void Gates_block::add_cz_nu_to_front	(	int	target_qbit,
		int	control_qbit
	)

inherited

Add a CZ_NU gate to the front of the list of gates.

Parameters

target_qbit	The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)
control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1077 of file Gates_block.cpp.

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◆ add_cz_to_front()

void Gates_block::add_cz_to_front	(	int	target_qbit,
		int	control_qbit
	)

inherited

Add a CZ gate gate to the front of the list of gates.

Add a CZ gate operation to the front of the list of gates.

Parameters

control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)
target_qbit	The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1176 of file Gates_block.cpp.

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◆ add_gate()

void Gates_block::add_gate ( Gate * gate )

inherited

Append a general gate to the list of gates.

Parameters

gate	A pointer to a class Gate describing an gate.
gate	A pointer to a class Gate describing a gate operation.

Definition at line 1608 of file Gates_block.cpp.

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◆ add_gate_nums()

void Gates_block::add_gate_nums ( std::map< std::string, int > & gate_nums )

inherited

Call to add the number of the individual gate types in the circuit to the map given in the argument.

Parameters

A	map<gate_name, gate_count> describing the number of the individual gate types

Definition at line 1699 of file Gates_block.cpp.

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◆ add_gate_to_front()

void Gates_block::add_gate_to_front ( Gate * gate )

inherited

Add an gate to the front of the list of gates.

Add a gate to the front of the list of gates.

Parameters

gate	A pointer to a class Gate describing an gate.
gate	A pointer to a class Gate describing a gate.

Definition at line 1638 of file Gates_block.cpp.

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◆ add_gates()

void Gates_block::add_gates ( std::vector< Gate *> gates_in )

inherited

Append a list of gates to the list of gates.

Parameters

gates_in	A list of gate class instances.
gates_in	A list of operation class instances.

Definition at line 1469 of file Gates_block.cpp.

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◆ add_gates_to_front()

void Gates_block::add_gates_to_front ( std::vector< Gate *> gates_in )

inherited

Add an array of gates to the front of the list of gates.

Parameters

gates_in	A list of gate class instances.
gates_in	A list of operation class instances.

Definition at line 1482 of file Gates_block.cpp.

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◆ add_h()

void Gates_block::add_h ( int target_qbit )

inherited

Append a Hadamard gate to the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1190 of file Gates_block.cpp.

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◆ add_h_to_front()

void Gates_block::add_h_to_front ( int target_qbit )

inherited

Add a Hadamard gate to the front of the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1203 of file Gates_block.cpp.

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◆ add_on()

void Gates_block::add_on ( )

inherited

Append a ON gate to the list of gates.

Definition at line 1522 of file Gates_block.cpp.

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◆ add_on_to_front()

void Gates_block::add_on_to_front ( )

inherited

Add a OUN gate to the front of the list of gates.

Add a ON gate to the front of the list of gates.

Definition at line 1534 of file Gates_block.cpp.

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◆ add_parent()

void Gate::add_parent ( Gate * parent )

inherited

Call to add a parent gate to the current gate.

Parameters

parent The parent gate of the current gate.

Definition at line 409 of file Gate.cpp.

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◆ add_r()

void Gates_block::add_r ( int target_qbit )

inherited

Append a R gate to the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 907 of file Gates_block.cpp.

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◆ add_r_to_front()

void Gates_block::add_r_to_front ( int target_qbit )

inherited

Add a R gate to the front of the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 920 of file Gates_block.cpp.

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◆ add_rx()

void Gates_block::add_rx ( int target_qbit )

inherited

Append a RX gate to the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 880 of file Gates_block.cpp.

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◆ add_rx_to_front()

void Gates_block::add_rx_to_front ( int target_qbit )

inherited

Add a RX gate to the front of the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 893 of file Gates_block.cpp.

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◆ add_ry()

void Gates_block::add_ry ( int target_qbit )

inherited

Append a RY gate to the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 935 of file Gates_block.cpp.

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◆ add_ry_to_front()

void Gates_block::add_ry_to_front ( int target_qbit )

inherited

Add a RY gate to the front of the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 949 of file Gates_block.cpp.

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◆ add_rz()

void Gates_block::add_rz ( int target_qbit )

inherited

Append a RZ gate to the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1093 of file Gates_block.cpp.

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◆ add_rz_to_front()

void Gates_block::add_rz_to_front ( int target_qbit )

inherited

Add a RZ gate to the front of the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1106 of file Gates_block.cpp.

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◆ add_sx()

void Gates_block::add_sx ( int target_qbit )

inherited

Append a SX gate to the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1371 of file Gates_block.cpp.

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◆ add_sx_to_front()

void Gates_block::add_sx_to_front ( int target_qbit )

inherited

Add a SX gate to the front of the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1384 of file Gates_block.cpp.

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◆ add_syc()

void Gates_block::add_syc	(	int	target_qbit,
		int	control_qbit
	)

inherited

Append a Sycamore gate (i.e.

Append a Sycamore gate operation to the list of gates.

controlled Hadamard gate) gate to the list of gates

Parameters

control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)
target_qbit	The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)
control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)
target_qbit	The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1403 of file Gates_block.cpp.

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◆ add_syc_to_front()

void Gates_block::add_syc_to_front	(	int	target_qbit,
		int	control_qbit
	)

inherited

Add a Sycamore gate (i.e.

Add a Sycamore gate operation to the front of the list of gates.

controlled Hadamard gate) gate to the front of the list of gates

Parameters

control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)
target_qbit	The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)
control_qbit	The identification number of the control qubit. (0 <= target_qbit <= qbit_num-1)
target_qbit	The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1420 of file Gates_block.cpp.

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◆ add_t()

void Gates_block::add_t ( int target_qbit )

inherited

Append a T gate to the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1309 of file Gates_block.cpp.

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◆ add_t_to_front()

void Gates_block::add_t_to_front ( int target_qbit )

inherited

Add a T gate to the front of the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1322 of file Gates_block.cpp.

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◆ add_tdg()

void Gates_block::add_tdg ( int target_qbit )

inherited

Append a Tdg gate to the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1339 of file Gates_block.cpp.

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◆ add_tdg_to_front()

void Gates_block::add_tdg_to_front ( int target_qbit )

inherited

Add a Tdg gate to the front of the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1352 of file Gates_block.cpp.

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◆ add_u1()

void Gates_block::add_u1 ( int target_qbit )

inherited

Append a U1 gate to the list of gates.

Parameters

target_qbit The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 801 of file Gates_block.cpp.

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◆ add_u1_to_front()

void Gates_block::add_u1_to_front ( int target_qbit )

inherited

Add a U1 gate to the front of the list of gates.

Parameters

target_qbit The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 814 of file Gates_block.cpp.

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◆ add_u2()

void Gates_block::add_u2 ( int target_qbit )

inherited

Append a U2 gate to the list of gates.

Parameters

target_qbit The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 827 of file Gates_block.cpp.

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◆ add_u2_to_front()

void Gates_block::add_u2_to_front ( int target_qbit )

inherited

Add a U2 gate to the front of the list of gates.

Parameters

target_qbit The identification number of the target qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 840 of file Gates_block.cpp.

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◆ add_u3()

void Gates_block::add_u3 ( int target_qbit )

inherited

Append a U3 gate to the list of gates.

Parameters

target_qbit	The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)
Theta	The Theta parameter of the U3 gate
Phi	The Phi parameter of the U3 gate
Lambda	The Lambda parameter of the U3 gate
target_qbit	The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 853 of file Gates_block.cpp.

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◆ add_u3_to_front()

void Gates_block::add_u3_to_front ( int target_qbit )

inherited

Add a U3 gate to the front of the list of gates.

Parameters

target_qbit	The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)
Theta	The Theta parameter of the U3 gate
Phi	The Phi parameter of the U3 gate
Lambda	The Lambda parameter of the U3 gate
target_qbit	The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 866 of file Gates_block.cpp.

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◆ add_un()

void Gates_block::add_un ( )

inherited

Append a UN gate to the list of gates.

Definition at line 1496 of file Gates_block.cpp.

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◆ add_un_to_front()

void Gates_block::add_un_to_front ( )

inherited

Add a UN gate to the front of the list of gates.

Definition at line 1508 of file Gates_block.cpp.

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◆ add_x()

void Gates_block::add_x ( int target_qbit )

inherited

Append a X gate to the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1221 of file Gates_block.cpp.

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◆ add_x_to_front()

void Gates_block::add_x_to_front ( int target_qbit )

inherited

Add a X gate to the front of the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1234 of file Gates_block.cpp.

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◆ add_y()

void Gates_block::add_y ( int target_qbit )

inherited

Append a Y gate to the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1250 of file Gates_block.cpp.

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◆ add_y_to_front()

void Gates_block::add_y_to_front ( int target_qbit )

inherited

Add a Y gate to the front of the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1263 of file Gates_block.cpp.

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◆ add_z()

void Gates_block::add_z ( int target_qbit )

inherited

Append a Z gate to the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1279 of file Gates_block.cpp.

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◆ add_z_to_front()

void Gates_block::add_z_to_front ( int target_qbit )

inherited

Add a Z gate to the front of the list of gates.

Parameters

target_qbit The identification number of the targt qubit. (0 <= target_qbit <= qbit_num-1)

Definition at line 1292 of file Gates_block.cpp.

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◆ apply_derivate_to()

std::vector< Matrix > Gates_block::apply_derivate_to	(	Matrix_real &	parameters_mtx_in,
		Matrix &	input,
		int	parallel
	)

virtualinherited

Call to evaluate the derivate of the circuit on an inout with respect to all of the free parameters.

Parameters

parameters	An array of the input parameters.
input	The input array on which the gate is applied
parallel	Set 0 for sequential execution, 1 for parallel execution with OpenMP (NOT IMPLEMENTED YET) and 2 for parallel with TBB (optional)

Reimplemented from Gate.

Definition at line 698 of file Gates_block.cpp.

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◆ apply_from_right() [1/2]

void Gates_block::apply_from_right	(	Matrix_real &	parameters_mtx,
		Matrix &	input
	)

virtualinherited

Call to apply the gate on the input array/matrix by input*CNOT.

Call to apply the gate on the input array/matrix by input*Gate_block.

Parameters

input The input array on which the gate is applied

Reimplemented in Composite.

Definition at line 557 of file Gates_block.cpp.

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◆ apply_from_right() [2/2]

void Gate::apply_from_right ( Matrix & input )

virtualinherited

Call to apply the gate on the input array/matrix by input*Gate.

Parameters

input The input array on which the gate is applied

Reimplemented in SX, H, X, Y, Z, T, Tdg, SYC, CH, CNOT, and CZ.

Definition at line 285 of file Gate.cpp.

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◆ apply_gate()

Matrix Decomposition_Base::apply_gate	(	Matrix &	gate_mtx,
		Matrix &	input_matrix
	)

Apply an gates on the input matrix.

Parameters

gate_mtx	The matrix of the gate.
input_matrix	The input matrix to be transformed.

Returns: Returns with the transformed matrix

Definition at line 683 of file Decomposition_Base.cpp.

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◆ apply_global_phase_factor() [1/2]

void Decomposition_Base::apply_global_phase_factor	(	QGD_Complex16	global_phase_factor,
		Matrix &	u3_gate
	)

Call to apply the global phase to a matrix.

Call to apply global phase of U3 matrices to matrix.

Returns: Returns with the minimum of the cost function

Parameters

global_phase_factor The value of the phase

Definition at line 939 of file Decomposition_Base.cpp.

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◆ apply_global_phase_factor() [2/2]

void Decomposition_Base::apply_global_phase_factor ( )

Call to apply the current global phase to the unitary matrix.

Parameters

global_phase_factor The value of the phase

Definition at line 948 of file Decomposition_Base.cpp.

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◆ apply_kernel_from_right()

void Gate::apply_kernel_from_right	(	Matrix &	u3_1qbit,
		Matrix &	input
	)

protectedinherited

Call to apply the gate kernel on the input state or unitary from right (no AVX support)

Parameters

u3_1qbit	The 2x2 kernel of the gate operation
input	The input matrix on which the transformation is applied
deriv	Set true to apply derivate transformation, false otherwise

Definition at line 613 of file Gate.cpp.

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◆ apply_kernel_to()

void Gate::apply_kernel_to	(	Matrix &	u3_1qbit,
		Matrix &	input,
		bool	deriv = `false`,
		int	parallel = `0`
	)

protectedinherited

Call to apply the gate kernel on the input state or unitary with optional AVX support.

Parameters

u3_1qbit	The 2x2 kernel of the gate operation
input	The input matrix on which the transformation is applied
deriv	Set true to apply derivate transformation, false otherwise (optional)
parallel	Set true to apply parallel kernels, false otherwise (optional)
parallel	Set 0 for sequential execution (default), 1 for parallel execution with OpenMP and 2 for parallel with TBB (optional)
u3_1qbit	The 2x2 kernel of the gate operation
input	The input matrix on which the transformation is applied
deriv	Set true to apply derivate transformation, false otherwise (optional)
deriv	Set true to apply parallel kernels, false otherwise (optional)
parallel	Set 0 for sequential execution (default), 1 for parallel execution with OpenMP and 2 for parallel with TBB (optional)

Definition at line 537 of file Gate.cpp.

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◆ apply_to() [1/2]

void Gates_block::apply_to	(	Matrix_real &	parameters_mtx_in,
		Matrix &	input,
		int	parallel = `0`
	)

virtualinherited

Call to apply the gate on the input array/matrix Gates_block*input.

Parameters

parameters	An array of the input parameters.
input	The input array on which the gate is applied
parallel	Set 0 for sequential execution, 1 for parallel execution with OpenMP and 2 for parallel with TBB (optional)
parameters	An array of parameters to calculate the matrix of the U3 gate.
input	The input array on which the gate is applied
parallel	Set 0 for sequential execution, 1 for parallel execution with OpenMP and 2 for parallel with TBB (optional)

Reimplemented from Gate.

Reimplemented in Composite.

Definition at line 236 of file Gates_block.cpp.

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◆ apply_to() [2/2]

void Gate::apply_to	(	Matrix &	input,
		int	parallel
	)

virtualinherited

Call to apply the gate on the input array/matrix.

Parameters

input	The input array on which the gate is applied
parallel	Set 0 for sequential execution, 1 for parallel execution with OpenMP and 2 for parallel with TBB (optional)

Reimplemented in SX, H, X, Y, Z, T, Tdg, CH, CZ, SYC, and CNOT.

Definition at line 237 of file Gate.cpp.

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◆ apply_to_list() [1/2]

void Gates_block::apply_to_list	(	Matrix_real &	parameters_mtx,
		std::vector< Matrix > &	inputs,
		int	parallel
	)

virtualinherited

Call to apply the gate on the input array/matrix by U3*input.

Parameters

parameters	An array of parameters to calculate the matrix of the U3 gate.
inputs	The input array on which the gate is applied
parallel	Set 0 for sequential execution, 1 for parallel execution with OpenMP and 2 for parallel with TBB (optional)
parameters	An array of parameters to calculate the matrix of the U3 gate.
input	The input array on which the gate is applied

Reimplemented from Gate.

Definition at line 203 of file Gates_block.cpp.

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◆ apply_to_list() [2/2]

void Gate::apply_to_list	(	std::vector< Matrix > &	inputs,
		int	parallel
	)

virtualinherited

Call to apply the gate on a list of inputs.

Parameters

inputs	The input array on which the gate is applied
parallel	Set 0 for sequential execution, 1 for parallel execution with OpenMP and 2 for parallel with TBB (optional)

Definition at line 187 of file Gate.cpp.

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◆ calc_one_qubit_u3() [1/2]

Matrix Gate::calc_one_qubit_u3	(	double	ThetaOver2,
		double	Phi,
		double	Lambda
	)

virtualinherited

Calculate the matrix of a U3 gate gate corresponding to the given parameters acting on a single qbit space.

Parameters

Theta	Real parameter standing for the parameter theta.
Phi	Real parameter standing for the parameter phi.
Lambda	Real parameter standing for the parameter lambda.

Returns: Returns with the matrix of the one-qubit matrix.

Parameters

ThetaOver2	Real parameter standing for the parameter theta.
Phi	Real parameter standing for the parameter phi.
Lambda	Real parameter standing for the parameter lambda.

Returns: Returns with the matrix of the one-qubit matrix.

Definition at line 695 of file Gate.cpp.

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◆ calc_one_qubit_u3() [2/2]

Matrix Gate::calc_one_qubit_u3 ( )

virtualinherited

Calculate the matrix of the constans gates.

Returns: Returns with the matrix of the one-qubit matrix.

Reimplemented in SX, H, X, Y, Z, T, Tdg, CH, CNOT, and CZ.

Definition at line 750 of file Gate.cpp.

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◆ calculate_new_global_phase_factor()

void Decomposition_Base::calculate_new_global_phase_factor ( QGD_Complex16 global_phase_factor_new )

Calculate the new global phase of the Unitary matrix after removing a trivial U3 matrix.

Call to calculate new global phase.

Parameters

global_phase_factor_new	global phase calculated from the product of two U3 matrices
global_phase_factor	The value of the phase

Definition at line 912 of file Decomposition_Base.cpp.

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◆ check_optimization_solution()

bool Decomposition_Base::check_optimization_solution ( )

check_optimization_solution

Checks the convergence of the optimization problem.

Returns: Returns with true if the target global minimum was reached during the optimization process, or false otherwise.

Definition at line 587 of file Decomposition_Base.cpp.

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◆ clear_children()

void Gate::clear_children ( )

inherited

Call to erase data on children.

Definition at line 441 of file Gate.cpp.

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◆ clear_parents()

void Gate::clear_parents ( )

inherited

Call to erase data on parents.

Definition at line 451 of file Gate.cpp.

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◆ clone()

Gates_block * Gates_block::clone ( )

virtualinherited

Create a clone of the present class.

Returns: Return with a pointer pointing to the cloned object.

Reimplemented from Gate.

Reimplemented in Sub_Matrix_Decomposition, and Composite.

Definition at line 2379 of file Gates_block.cpp.

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◆ combine()

void Gates_block::combine ( Gates_block * op_block )

inherited

Call to append the gates of an gate block to the current block.

Call to append the gates of a gate block to the current circuit.

Parameters

op_block	A pointer to an instance of class Gate_block
op_block	A pointer to an instance of class Gates_block

Definition at line 2314 of file Gates_block.cpp.

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◆ contains_adaptive_gate() [1/2]

bool Gates_block::contains_adaptive_gate ( )

inherited

Call to determine, whether the circuit contains daptive gate or not.

Returns: Return with true if the circuit contains an adaptive gate.

Definition at line 2445 of file Gates_block.cpp.

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◆ contains_adaptive_gate() [2/2]

bool Gates_block::contains_adaptive_gate ( int idx )

inherited

Call to determine, whether the sub-circuit at a given position in the circuit contains daptive gate or not.

Parameters

idx	The position of the gate to be checked.

Returns: Return with true if the circuit contains an adaptive gate.

Definition at line 2472 of file Gates_block.cpp.

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◆ create_remapped_circuit() [1/2]

Gates_block * Gates_block::create_remapped_circuit ( const std::map< int, int > & qbit_map )

inherited

Call to create a new circuit with remapped qubits.

Parameters

qbit_map The map to reorder the qbits in a form of map: {int(initial_qbit): int(remapped_qbit)}.

Returns: Returns with the remapped circuit

Definition at line 2048 of file Gates_block.cpp.

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◆ create_remapped_circuit() [2/2]

Gates_block * Gates_block::create_remapped_circuit	(	const std::map< int, int > &	qbit_map,
		const int	qbit_num_
	)

inherited

Call to create a new circuit with remapped qubits.

Parameters

qbit_map	The map to reorder the qbits in a form of map: {int(initial_qbit): int(remapped_qbit)}. .
qbit_num	The number of qubits in the remapped circuit

Returns: Returns with the remapped circuit

Definition at line 2062 of file Gates_block.cpp.

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◆ determine_children()

◆ Umtx

void Gates_block::determine_children ( Gate * gate )

inherited

Matrix Decomposition_Base::Umtx

protected

The unitary to be decomposed.

Definition at line 120 of file Decomposition_Base.h.

◆ verbose

int logging::verbose

inherited

Set the verbosity level of the output messages.

Definition at line 50 of file logging.h.

The documentation for this class was generated from the following files:

Public Member Functions

Static Public Member Functions

Public Attributes

Static Public Attributes

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

◆ Decomposition_Base() [1/2]

◆ Decomposition_Base() [2/2]

◆ ~Decomposition_Base()

Member Function Documentation

◆ add_adaptive()

◆ add_adaptive_to_front()

◆ add_ch()

◆ add_ch_to_front()

◆ add_child()

◆ add_cnot()

◆ add_cnot_to_front()

◆ add_composite()

◆ add_composite_to_front()

◆ add_cr()

◆ add_cr_to_front()

◆ add_crot()

◆ add_crot_to_front()

◆ add_cry()

◆ add_cry_to_front()

◆ add_cz()

◆ add_cz_nu()

◆ add_cz_nu_to_front()

◆ add_cz_to_front()

◆ add_gate()

◆ add_gate_nums()

◆ add_gate_to_front()

◆ add_gates()

◆ add_gates_to_front()

◆ add_h()

◆ add_h_to_front()

◆ add_on()

◆ add_on_to_front()

◆ add_parent()

◆ add_r()

◆ add_r_to_front()

◆ add_rx()

◆ add_rx_to_front()

◆ add_ry()

◆ add_ry_to_front()

◆ add_rz()

◆ add_rz_to_front()

◆ add_sx()

◆ add_sx_to_front()

◆ add_syc()

◆ add_syc_to_front()

◆ add_t()

◆ add_t_to_front()

◆ add_tdg()

◆ add_tdg_to_front()

◆ add_u1()

◆ add_u1_to_front()

◆ add_u2()

◆ add_u2_to_front()

◆ add_u3()

◆ add_u3_to_front()

◆ add_un()

◆ add_un_to_front()

◆ add_x()

◆ add_x_to_front()

◆ add_y()

◆ add_y_to_front()

◆ add_z()

◆ add_z_to_front()

◆ apply_derivate_to()

◆ apply_from_right() [1/2]

◆ apply_from_right() [2/2]

◆ apply_gate()

◆ apply_global_phase_factor() [1/2]

◆ apply_global_phase_factor() [2/2]

◆ apply_kernel_from_right()

◆ apply_kernel_to()

◆ apply_to() [1/2]